20739360

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{43207}}^1$

素因数の和:43225

約数の個数: 48

約数和(自身を含む): 65330496

約数和(自身を除く): 44591136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 43207, 86414, 129621, 172828, 216035, 259242, 345656, 432070, 518484, 648105, 691312, 864140, 1036968, 1296210, 1382624, 1728280, 2073936, 2592420, 3456560, 4147872, 5184840, 6913120, 10369680, 20739360]

約数ペア:

[(1, 20739360), (2, 10369680), (3, 6913120), (4, 5184840), (5, 4147872), (6, 3456560), (8, 2592420), (10, 2073936), (12, 1728280), (15, 1382624), (16, 1296210), (20, 1036968), (24, 864140), (30, 691312), (32, 648105), (40, 518484), (48, 432070), (60, 345656), (80, 259242), (96, 216035), (120, 172828), (160, 129621), (240, 86414), (480, 43207)]